Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
Bats sleep 18-20 hours per day.
5
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
When you shave a guinea pig it looks like a little hippo.
19
Giant Anteaters' front legs look like a panda.
48
Cats sleep for 70% of their lives.
8
The reindeer is the only mammal that can see UV light.
17